ONESOURCE Certificate Manager vs Tax1099

ONESOURCE Certificate Manager automates the collection, validation, storage and renewal of sales tax exemption certificates. It checks certificates against state-specific rules and tracks expiration dates. Customers can submit certificates through a self-service portal; tax teams can use reminders, customizable email templates and audit-ready reports to produce documentation on demand. Integration with ONESOURCE Determination links exemption documentation to tax calculation. Described use cases include manufacturing and distribution, government, education, nonprofits, retail and sellers operating across multiple jurisdictions. Deployment uses an application server or web container, with downloads from the ONESOURCE Customer Center. The installation guide requires Determination 5.6.2.4 or higher. Customers planning bulk uploads of customer and certificate data should also download Data File Integrator. In-application Help is available after installation and configuration, and documentation is available through the Knowledge Base. The listed platforms are API, self-hosted, web and Windows. Pricing is on request, and there is no free plan; a free demo can be requested.

Tax1099 is an IRS-authorized e-filing and compliance platform for informational returns and related compliance data, available on the web and through an API. Listed forms include 1099, W-2, payroll, ACA, 1098, 1042, tax-exempt, and other forms. Filing supports the IRS, SSA, and states participating in the Combined Federal State Filing program. The platform lists corrected or void forms, scheduled filing, rejected-form resubmission, recipient copy downloads, reports, and AI-assisted e-filing. It offers two-way 1099 data sync with QuickBooks Online, Xero, and BILL, plus import options for QuickBooks Desktop and other services. Security measures listed include encryption, TIN masking, authentication procedures, and annual SSAE-21 Type II audits. The Essential plan is free and charges per form filed. Form e-filing is listed at $2.99, paid once for the first 20 forms, then tiered rates: $2.30, paid once for forms 21–150, $1.31, paid once for 151–500, and $0.68, paid once for 501–1,000; contact for 1,000+. Teams costs $249 a year and Scale costs $349 a year.